Decades ago, a war between gods spilled out across the many worlds of the Mosaic! Terrible monsters called yokai found their way into the countless dimensions, preying on the unsuspecting natives from the shadows. To counteract this monstrous threat the Shadow Scar Agency was created. This organization of secret agents, trained in the ancient arts of Ninjutsu, scour the multiverse to find the yokai and put a stop to their vile plans.